Base | Representation |
---|---|
bin | 10010010110100110… |
… | …011000101110110111 |
3 | 1212212101021122122012 |
4 | 102112212120232313 |
5 | 310324331424414 |
6 | 13015242554435 |
7 | 1265226415430 |
oct | 222646305667 |
9 | 55771248565 |
10 | 19706514359 |
11 | 83a28a4a04 |
12 | 399b808a1b |
13 | 1b2094acac |
14 | d4d32a487 |
15 | 7a50e733e |
hex | 496998bb7 |
19706514359 has 24 divisors (see below), whose sum is σ = 23955431040. Its totient is φ = 15877120896.
The previous prime is 19706514353. The next prime is 19706514367. The reversal of 19706514359 is 95341560791.
It is not a de Polignac number, because 19706514359 - 224 = 19689737143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19706514353) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1667132 + ... + 1678910.
It is an arithmetic number, because the mean of its divisors is an integer number (998142960).
Almost surely, 219706514359 is an apocalyptic number.
19706514359 is a deficient number, since it is larger than the sum of its proper divisors (4248916681).
19706514359 is a wasteful number, since it uses less digits than its factorization.
19706514359 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12647 (or 12630 counting only the distinct ones).
The product of its (nonzero) digits is 1020600, while the sum is 50.
The spelling of 19706514359 in words is "nineteen billion, seven hundred six million, five hundred fourteen thousand, three hundred fifty-nine".
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